Appendix A Limits and Performance Data
93A.1 Limits of the HSE Stack ....................................................................................
93A.1.1 Maximum Limits ...................................................................................
93A.1.2 Performance of HSE Communication ..................................................
94A.2 Limits per H1 Channel .......................................................................................
94A.2.1 General Maximum Limits .....................................................................
94A.2.2 Performance ........................................................................................
95A.2.3 H1 Slot Time ........................................................................................
95A.3 Duration of Redundancy Switch-Over ...............................................................
96A.4 Device Redundancy ..........................................................................................
Appendix B Technical Reference
97B.1 Supported HSE Services ..................................................................................
98B.2 Supported H1 Services .....................................................................................
99B.3 HSE Object Dictionary ......................................................................................
101B.4 H1 Interface Object Dictionary ..........................................................................
103B.5 Data Format for Schedule Domain ....................................................................
103B.5.1 Schedule Summary ..............................................................................
103B.5.2 Sub-Schedule ......................................................................................
104B.5.3 Sequence .............................................................................................
104B.5.4 Sequence Element ...............................................................................
105B.6 Redundancy ......................................................................................................
105B.6.1 Redundancy Concept ..........................................................................
106B.6.2 Fault Domain ........................................................................................
108B.6.3 Redundancy Behavior .........................................................................
Appendix C Linking Device for Zone 2 Explosion and Protection
Environment
113C.1 General Requirements ......................................................................................
114C.2 Commissioning and Installation ........................................................................
116C.3 Linking Device Usage .......................................................................................
116C.4 Maintenance and Repair ...................................................................................
2PAA114135-610 7
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